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... and thus is a more important source on of variability on which natural selection operates, whereas in populations of organisms that reproduce asexually mutations are the only source of variability on which natural selection operates? It's hard to answer your question conclusively because it ...

... classification would be impossible. There we would expect to find a chaotic mess of traits, not order and structure. The second problem is that asexual reproduction combined with frequent and effective HGT makes sexual reproduction superfluous. I call this problem the catch 22 of Darwinism. ...

... classification would be impossible. There we would expect to find a chaotic mess of traits, not order and structure. The second problem is that asexual reproduction combined with frequent and effective HGT makes sexual reproduction superfluous. I call this problem the catch 22 of Darwinism. ...

... vast majority swim underwater. 1) The initial zooid arises from a fertilised egg, the rest of the colony is formed by budding which is a type of asexual reproduction. I have no idea the mechanisms behind HOW the zooids become specialised but I do know that zooids that are used for propulsion ...

... cell (unless you're a dicot) specialized to accumulate food for the offspring. In many plants, individuals produce both types of gametes. Some are asexual, especially highly-modified crop plants. When plants have separate gendered individuals, there seems to be a variety of ways to "set" ...